Edward Yardeni, president and chief investment strategist at Yardeni Research Inc., talks about how the U.S. faces debt problems similar to those in Europe, and the outlook for the euro. Yardeni coined the term bond vigilantes in 1983 to describe investors who protest monetary or fiscal policies by dumping bonds. He speaks with Sara Eisen, Scarlet Fu and Erik Schatzker on Bloomberg Television's "InsideTrack." Source